Appendix B: Vav Terminal Modes - Carrier VAV Zone II Installation And Startup Manual

Appendix B: VAV terminal modes

Appendix B: VAV terminal modes
Air Source Temperature
Mode Control
Requirement
Off None
Cooling
Heating
Vent None
Cooling
Heating
Cool, None
Freecool
Cooling
Heating
VAV Zone II Controllers
Installation and Start-up Guide
Terminal Aux Terminal
Type Mode
Heat
All N/A Off
All N/A Off
Single Duct N/A Off
Series or No Off
Parallel Fan
Series Fan Yes Heating
Parallel Fan Yes Heating
Single Duct N/A Heating
Series Fan N/A Vent
Parallel Fan N/A Vent
Single Duct N/A Cooling
Series Fan N/A Cooling
Parallel Fan N/A Cooling
Single Duct, No Cooling
Parallel Fan
Series Fan No Heating
Single Duct Yes Reheat
Series or Yes Heating
Parallel Fan
Single Duct N/A Vent
Series Fan N/A Vent
Parallel Fan N/A Vent
Single Duct N/A Cooling
Series Fan N/A Cooling
Parallel Fan N/A Cooling
Single Duct, No Cooling
Parallel Fan
Series Fan No Heating
Single Duct Yes Reheat
Series or Yes Heating
Parallel Fan
98
Damper Control Heat
(Damper Setpoint Control
used)
Hold Damper @ 70% Disable
(None)
Hold Damper @ 70% Disable
(None)
Hold Damper @ 70% Disable
(None)
Hold Damper @ 70% Disable
(None)
Hold Damper @ 70%
Enable
(None)
Close Damper (None) Enable
Minimum cfm (Vent) Disable
Minimum cfm (Vent) Disable
Minimum cfm (Vent) Disable
Modulate Min/Max cfm Disable
(Cool)
Modulate Min/Max cfm Disable
(Cool)
Modulate Min/Max cfm
Disable
(Cool)
Minimum cfm (Cool) Disable
Minimum cfm (Cool) Disable
Minimum cfm Enable
Minimum cfm (Cool) Enable
Minimum cfm (Cool) Disable
Minimum cfm (Cool) Disable
Minimum cfm (Cool) Disable
Modulate Min/Max cfm Disable
(Cool)
Modulate Min/Max cfm
Disable
(Cool)
Modulate Min/Max cfm Disable
(Cool)
Minimum cfm (Cool) Disable
Minimum cfm (Cool) Disable
Minimum cfm Enable
Minimum cfm (Cool) Enable
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Fan
Control
Disable
Disable
N/A
Disable
Enable
Enable
N/A
Enable
Disable
N/A
Enable
Disable
Disable
Enable
N/A
Enable
N/A
Enable
Disable
Disable
Enable
Disable
Disable
Enable
N/A
Enable
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